diff options
Diffstat (limited to 'test/Transforms/SSI/2009-08-15-UnreachableBB.ll')
| -rw-r--r-- | test/Transforms/SSI/2009-08-15-UnreachableBB.ll | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/test/Transforms/SSI/2009-08-15-UnreachableBB.ll b/test/Transforms/SSI/2009-08-15-UnreachableBB.ll new file mode 100644 index 0000000..0fe37ec --- /dev/null +++ b/test/Transforms/SSI/2009-08-15-UnreachableBB.ll @@ -0,0 +1,19 @@ +; RUN: opt < %s -ssi-everything -disable-output + +declare fastcc i32 @ras_Empty(i8** nocapture) nounwind readonly + +define i32 @cc_Tautology() nounwind { +entry: + unreachable + +cc_InitData.exit: ; No predecessors! + %0 = call fastcc i32 @ras_Empty(i8** undef) nounwind ; <i32> [#uses=1] + %1 = icmp eq i32 %0, 0 ; <i1> [#uses=1] + br i1 %1, label %bb2, label %bb6 + +bb2: ; preds = %cc_InitData.exit + unreachable + +bb6: ; preds = %cc_InitData.exit + ret i32 undef +} |
